the science was the most political part of this. so the national parks service did an impact study. they said, well, we think that they do damage to the local habitat and they are disturbing harbor seals in the area, and that became very political. you have people saying they didn't do a fair job of that, and it was actually reviewed by a department of science who initially got the data, so you can see it became a debate. >> what's this going to mean for people who like to go up there and buy oysters? they're going to close soon? >> they have 90 days. there are still oyster farms in point rays, but this happened to be in an area designated as potential wilderness, and that was kind of the real problem here. it had been slated as potential wilderness as the highest level of protection that the federal government can give to a place. >> i think they produced 40% of the oysters in california, or they come from there? what is it about that particular location that makes them so productive, and hog island, which is up the road, can't they make up the difference? >> that's their number, 4